 Medium consisting of pages of text or images |
A book is a written work of substantial length created by one or more authors. The work is typically printed on many sheets of paper as pages bound together into a bookblock, then glued to the middle of a foldable cover that protects the pages.1 Before the wide adoption of the modern printing press, codices were used to create handwritten manuscripts. Older writing media include scrolls and clay tablets. Nowadays, books can be distributed in other forms like audiobooks, and electronic books (ebooks). Books are broadly classified into fiction, which contains invented or ; and , which contains content intended as factual truth.